Home / 54,527.04-75,240-30,648.96

Finding the Fourth Proportional to 54,527.04, 75,240 and 30,648.96

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Solution

The fourth proportional to 54,527.04, 75,240 and 30,648.96 is: 42,291.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,527.04 : 75,240 = 30,648.96 : x
  2. Step 2: Convert to fraction form
    54,527.04/75,240 = 30,648.96/x
  3. Step 3: Cross multiply
    54,527.04x = 75,240 × 30,648.96
  4. Step 4: Simplify right side
    54,527.04x = 2,306,027,750.40
  5. Step 5: Solve for x
    x = 2,306,027,750.40/54,527.04
  6. Step 6: Final answer
    x = 42,291.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.